The Avengers 2 writer-director Joss Whedon revealed a few weeks ago that the classic Marvel characters Quicksilver and Scarlet Witch – the rights to whom are shared by both Marvel Studios and 20th Century Fox with conditions – would figure heavily in the highly anticipated sequel. One of many lingering questions now is: Who will be playing those particular roles? The script is nearing completion, but no actors have met with Whedon or the producers as yet to discuss joining the cast. Of course now that hardly means that certain actors cannot be at least thought of for these integral roles,